1 /* 2 * Copyright (c) 1983 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms are permitted 6 * provided that the above copyright notice and this paragraph are 7 * duplicated in all such forms and that any documentation, 8 * advertising materials, and other materials related to such 9 * distribution and use acknowledge that the software was developed 10 * by the University of California, Berkeley. The name of the 11 * University may not be used to endorse or promote products derived 12 * from this software without specific prior written permission. 13 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 14 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 15 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. 16 */ 17 18 #ifndef lint 19 static char sccsid[] = "@(#)cu.c 5.8 (Berkeley) 10/03/89"; 20 #endif /* not lint */ 21 22 #include "tip.h" 23 24 void cleanup(); 25 26 /* 27 * Botch the interface to look like cu's 28 */ 29 cumain(argc, argv) 30 char *argv[]; 31 { 32 register int i; 33 static char sbuf[12]; 34 35 if (argc < 2) { 36 printf("usage: cu telno [-t] [-s speed] [-a acu] [-l line] [-#]\n"); 37 exit(8); 38 } 39 CU = DV = NOSTR; 40 BR = DEFBR; 41 for (; argc > 1; argv++, argc--) { 42 if (argv[1][0] != '-') 43 PN = argv[1]; 44 else switch (argv[1][1]) { 45 46 case 't': 47 HW = 1, DU = -1; 48 --argc; 49 continue; 50 51 case 'a': 52 CU = argv[2]; ++argv; --argc; 53 break; 54 55 case 's': 56 if (argc < 3 || speed(atoi(argv[2])) == 0) { 57 fprintf(stderr, "cu: unsupported speed %s\n", 58 argv[2]); 59 exit(3); 60 } 61 BR = atoi(argv[2]); ++argv; --argc; 62 break; 63 64 case 'l': 65 DV = argv[2]; ++argv; --argc; 66 break; 67 68 case '0': case '1': case '2': case '3': case '4': 69 case '5': case '6': case '7': case '8': case '9': 70 if (CU) 71 CU[strlen(CU)-1] = argv[1][1]; 72 if (DV) 73 DV[strlen(DV)-1] = argv[1][1]; 74 break; 75 76 default: 77 printf("Bad flag %s", argv[1]); 78 break; 79 } 80 } 81 signal(SIGINT, cleanup); 82 signal(SIGQUIT, cleanup); 83 signal(SIGHUP, cleanup); 84 signal(SIGTERM, cleanup); 85 86 /* 87 * The "cu" host name is used to define the 88 * attributes of the generic dialer. 89 */ 90 (void)sprintf(sbuf, "cu%d", BR); 91 if ((i = hunt(sbuf)) == 0) { 92 printf("all ports busy\n"); 93 exit(3); 94 } 95 if (i == -1) { 96 printf("link down\n"); 97 (void)uu_unlock(uucplock); 98 exit(3); 99 } 100 setbuf(stdout, NULL); 101 loginit(); 102 user_uid(); 103 vinit(); 104 setparity("none"); 105 boolean(value(VERBOSE)) = 0; 106 if (HW) 107 ttysetup(speed(BR)); 108 if (connect()) { 109 printf("Connect failed\n"); 110 daemon_uid(); 111 (void)uu_unlock(uucplock); 112 exit(1); 113 } 114 if (!HW) 115 ttysetup(speed(BR)); 116 } 117